Finding the Fourth Proportional to 19,496,091.08, 26,905,016.19 and 10,675,912.79
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Solution
The fourth proportional to 19,496,091.08, 26,905,016.19 and 10,675,912.79 is: 14,732,984.44
Step by Step Solution
- Step 1: Write the proportion equation
19,496,091.08 : 26,905,016.19 = 10,675,912.79 : x - Step 2: Convert to fraction form
19,496,091.08/26,905,016.19 = 10,675,912.79/x - Step 3: Cross multiply
19,496,091.08x = 26,905,016.19 × 10,675,912.79 - Step 4: Simplify right side
19,496,091.08x = 287,235,606,565,275.31 - Step 5: Solve for x
x = 287,235,606,565,275.31/19,496,091.08 - Step 6: Final answer
x = 14,732,984.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.